BD Merit - Freelancing, BCS, Bank, Primary, Admission, NTRCA

1 . 2, 5, 9, 19, 37, ?

A. 75
B. 76
C. 78
D. 73

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Answer: Option A

Explanation:

2 5 9 19 37 ?,

Here,

2,

2*2 + 1 = 5,

5*2 - 1 = 9,

9*2 + 1 = 19,

19*2 - 1 = 37,

37*2 + 1 = 75.

So the answer would be 75

Bangladesh Bank - Officer(Cash) - 2016

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